Why does my flame flicker?

Bursts of air cause the flame to burn less oil than the wick is taking in. This liquid wax is then drawn up the wick by capillary action. If the flame gets too little or too much air or fuel, it can flicker or flare and unburned carbon particles (soot) will escape from the flame before they can fully combust.

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Keeping this in consideration, why is the flame on my candle flickering so much?

6 days ago Sometimes a draft or burst of air can cause your candle to smoke as it burns, which reduces the air quality in your home. When a rush of air makes the flame flicker in and out, this can also cause your wick to fuel the candle inconsistently by drawing too much oil from the candle wax. Moreover, why do flames flicker when there is no wind? However, there are two main reasons why candles flicker even when there is no wind! The wick is too long. There are impurities in the candle wax.

Thereof, what is a jumping flame?

In respect to this, is candle smoke harmful? A 2009 study by U.S. researchers found that paraffin-based candles release carcinogens and chemicals that could raise the risk of asthma. A longer candle wick will produce more soot and a smoky flame, which releases even more air pollution. So yes, candle smoke is bad for you and your lungs.

What is candle tunneling?

Tunneling happens when only a small portion of the wax around the wick melts while the candle is burning. Instead of having the entire surface of the wax melt evenly, it will appear as though the flame is burrowing into the candle and creating what resembles a small, vertical tunnel - hence the name.