Energy & Power Codexery

Candle

Ancient source of light, now used for symbolism and ambiance.

Candle

A candle consists of a wick that can be set alight, surrounded by wax or another flammable solid like tallow. It provides illumination and sometimes a scent, heat, or a way to track time. People have used candles for more than two thousand years across the globe, and they were a major source of indoor light before other lighting methods appeared. While electric light has made candles unnecessary for basic lighting, they are still widely used for practical, symbolic, and decorative reasons, as well as in particular cultural and religious practices.

Early candles were sometimes made from beeswax, but these were costly and mostly used by the wealthy and in churches. Tallow was a cheaper option, though less pleasant. In modern times, materials like paraffin wax were developed, and better production methods made candles affordable for everyone. Candles can be held in various holders, such as candlesticks, candelabras, chandeliers, lanterns, and sconces. A candle maker is traditionally called a chandler.

When a candle burns, the process is self-sustaining. Lighting the wick melts and ignites a bit of the solid fuel, which then vaporizes and reacts with oxygen in the air to create a flame. This flame melts the top of the wax, and the liquid wax travels up the wick through capillary action to keep burning, maintaining a steady flame. The candle gets shorter as the fuel is used up, and so does the wick. Before the 19th century, wicks needed regular trimming with scissors or snuffers to burn evenly and avoid smoking. In modern candles, the wick is designed to curl over as it burns, so the tip is automatically burned off by the flame.

**Etymology** The word candle comes from Middle English *candel*, from Old English and Anglo-Norman *candele*, both from Latin *candēla*, which comes from *candēre* meaning 'to shine'.

**History** Before candles existed, ancient people used open fires, torches, resinous wood splinters, and lamps for nighttime light. Primitive oil lamps with a wick in a pool of oil or fat date back to the Paleolithic period, and pottery and stone lamps from the Neolithic have been found. Since candle making requires a steady supply of animal or vegetable fats, candles likely appeared no earlier than the early Bronze Age, but exactly when and where they first came into use is unknown. Objects that might be candlesticks have been found in Babylonian and Minoan cultures, as well as in Tutankhamun’s tomb. Early "candles" probably didn't look like modern ones; they were more likely plant materials dipped in animal fat.

Early evidence of candle use appears in Italy, with a candlestick depicted in an Etruscan tomb at Orvieto, and the oldest excavated Etruscan candlestick dates from the 7th century BC. Candles may have developed from tapers with wicks made of oakum or other plant fibers soaked in fat, pitch, or oil, burned in lamps or pots. Ancient candles were made from various natural fats, tallow, and wax. Romans made true dipped candles from tallow and beeswax. Beeswax candles were expensive and limited to the wealthy, so oil lamps were more common in Roman times. Ancient Greece used torches and oil lamps and likely adopted candles later from Rome. Early records in China suggest candles were used in the Qin dynasty before 200 BC, possibly made from whale fat.

In Christianity, candles became important for decoration, symbolism, and ceremonies in churches. Wax candles, called *candela cerea*, were recorded at the end of the 3rd century and were documented as Easter candles in Spain and Italy in the 4th century. The Christian festival Candlemas was named after them, and Pope Sergius I started a procession of lighted candles. Papal decrees banned tallow from altar candles, requiring a high beeswax content for high altar candles.

In medieval Europe, candles were first used mainly in Christian churches. Their use later spread to wealthy households as a luxury item. In Northern Europe, especially England, rushlights made of greased rushes were common, but tallow candles were used during the Middle Ages, with a mention of tallow candles in English appearing in 1154. Beeswax was widely used in church ceremonies. Compared to animal-based tallow, beeswax burns cleanly without a smoky flame and lacks the unpleasant smell of tallow. Beeswax candles were expensive, and few people could afford to burn them at home in medieval Europe.

Candles were made by several methods: dipping the wick in molten fat or wax, rolling the candle by hand around a wick, or pouring fat or wax onto a wick to build it up. In the 14th century, Sieur de Brez introduced the technique of using a mold, but real improvement in efficient mold production came only in the 19th century. Wax and tallow candles were made in monasteries during the medieval period, and in rural households, tallow candles were made at home. By the 13th century, candle making had become a guild craft in England and France, with a French guild documented as early as 1061. Chandlers went from house to house making candles from saved kitchen fats, or made and sold their own candles from small shops.

By the 16th century, beeswax candles were appearing as luxury household items among the wealthy. Candles were widely used in the 17th and 18th centuries.

first_known_use
Before 200 BC (Qin dynasty, China)
earliest_archaeological_evidence
7th century BC (Etruscan candlestick)
primary_materials
Tallow, beeswax, paraffin wax, spermaceti
etymology
From Latin candēla, from candēre 'to shine'

Lore & Background

Candles likely developed after the early Bronze Age, when reliable supplies of animal or vegetable fats became available. Early evidence includes a depiction of a candlestick in an Etruscan tomb at Orvieto and an excavated Etruscan candlestick from the 7th century BC. Romans made true dipped candles from tallow and beeswax, though beeswax candles were expensive and limited to the wealthy. In China, candles were used in the Qin dynasty before 200 BC, possibly made from whale fat. In medieval Europe, candles were initially used primarily in Christian churches, later spreading to wealthy households. Tallow candles were common, while beeswax was reserved for church ceremonies due to its clean, odorless burn. Candle making became a guild craft in England and France by the 13th century, with chandlers making candles from kitchen fats or selling from small shops.

Reader's Guide

Candles have evolved from simple fat-soaked plant materials to sophisticated mass-produced items. Cambacérès introduced the plaited wick soaked with mineral salts, which self-trimmed by curling into the flame. That same year, Michel Eugène Chevreul and Joseph Louis Gay-Lussac patented a method to produce harder, brighter-burning stearin candles. The mid-1850s saw James Young distill paraffin wax from coal and oil shales, providing an inexpensive material for candle making. Despite the advent of electric light, candles persist in religious ceremonies (e.g., Easter candles, Candlemas), as decorative items, and for ambiance. Their combustion is self-sustaining: heat melts and ignites the wax, which vaporizes and combines with oxygen, while capillary action draws molten fuel up the wick. Modern wicks are designed to self-trim through incineration, eliminating the need for snuffers.

Did You Know?

Ancient Roots and the Dawn of Artificial Light

Before the first candle was ever lit, humanity relied on open fires, torches, splinters of resinous wood, and oil-soaked wicks resting in pools of fat. Primitive oil lamps date back to the Paleolithic period, while pottery and stone lamp forms have been uncovered from the Neolithic era. Because producing a candle demands a dependable supply of animal or vegetable fats, scholars agree the technology could not have emerged before the early Bronze Age, though the exact origin remains uncertain. Objects resembling candlesticks have surfaced in Babylonian and middle Minoan contexts, as well as within the tomb of Tutankhamun, though these early "candles" likely consisted of plant fibers dipped in rendered fat rather than the familiar wax columns we recognize today. In Italy, an Etruscan burial site at Orvieto preserves a depiction of a candlestick, and the oldest excavated example there dates to the seventh century BC. The Romans are credited with producing genuine dipped candles from both tallow and beeswax, while ancient Chinese records point to candle use as far back as the Qin dynasty, before 200 BC, possibly fashioned from whale fat.

A Marker of Wealth: Materials and Social Stratification

The substance from which a candle was fashioned once determined who could afford to see by its glow. Beeswax, prized for its clean, odorless burn, was a costly commodity reserved for the wealthy and for ecclesiastical institutions across Europe and the Middle East. In the Abbasid and Fatimid Caliphates, candle makers in Egypt sourced their beeswax from as far away as Tunis, underscoring the material's scarcity and expense. In Northern Europe, even tallow was a luxury; many people managed with rushlights—greased reeds that gave off a faint, flickering glow. It was not until the modern era, when paraffin wax and efficient industrial production techniques came together, that candles became genuinely affordable for the general public.

Sacred Flame: Candles in Religious and Ceremonial Life

Within Christianity, the candle transcended mere illumination to become a vessel of spiritual meaning. Wax candles, referred to in Latin as candela cerea, are documented by the close of the third century, and by the fourth century they had become established as Easter candles in both Spain and Italy. The Christian festival of Candlemas takes its very name from this liturgical tradition, and Pope Sergius I formalized the practice by instituting a procession of lighted candles. Papal bulls went further, explicitly decreeing that tallow be excluded from altar candles and mandating a high beeswax content for those placed on the high altar—a distinction rooted in beeswax's clean, smoke-free burn and the absence of the rancid odor that tallow produces. In medieval Europe, beeswax candles were the standard for church ceremonies, while the broader public largely relied on oil lamps. The sacred association with flame extended beyond Christendom as well; legend holds that the custom of using lamps and candles within mosques traces back to early Islamic practice, and in the Middle East during the Abbasid and Fatimid periods, beeswax remained the dominant candle-making material, often imported over great distances.

The Science of the Flame and the Craft of Making

A lit candle operates as a self-sustaining chemical engine. The initial spark melts and ignites a small quantity of solid wax, which vaporizes and reacts with oxygen in the surrounding air to produce a steady flame. That flame, in turn, melts the top layer of the wax mass; the liquid fuel then travels upward through the wick by capillary action, where it is continuously combusted, maintaining a constant burn. As the solid fuel is consumed, both the candle body and the wick gradually shorten. Before the nineteenth century, wicks demanded regular trimming with scissors or specialized snuffers to keep the flame steady and prevent excessive smoking. Modern wicks, however, are engineered to curl over as they burn, so the tip self-trims through incineration. The craft of candle production evolved from hand-dipping, rolling, and pouring in monasteries and rural kitchens to the mould technique introduced by Sieur de Brez in the fourteenth century, with truly efficient mould-based manufacturing arriving only in the nineteenth century. By the thirteenth century, chandlers in England and France had organized into guilds, traveling house to house to render saved kitchen fats into candles, or selling finished products from small shops.

Frequently Asked Questions

What is a candle in the context of energy & power?

A candle is a wick set into a combustible solid—typically wax or tallow—that, once lit, releases light, warmth, and occasionally a scent. For more than two thousand years it was the go-to source of indoor illumination before other technologies took over.

How far back does candle use go?

The oldest physical evidence, an Etruscan candlestick, dates to the 7th century BC, and written references from China's Qin dynasty (pre-200 BC) confirm that the practice was already well established by then.

What materials are candles traditionally made from?

The classic fuel sources are tallow, beeswax, paraffin wax, and spermaceti, each wrapped around a central wick that carries the flame upward.

Why are candles still around if electric light solved the problem?

Electric bulbs made candles redundant for basic lighting, but they endure because of their symbolic, decorative, and ritual value in countless cultural and religious traditions.

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