1. Avoid tunneling by burning until candle is liquid across the whole top - this may take some time.
2. Trim wick to 1/4" before each use.
3. Burn on a heat resistant and sturdy surface.
4. Don't leave a burning candle unattended.
5. Stop burning candle when 1/2" wax remains.
6. Reuse container - pens container, planters, drinking glasses ....