Ordinary aromatherapy is made of paraffin, and the wick is also made of cotton rope. It is flammable, but when it burns, it will emit smoke, release carbon dioxide and pollute the indoor air.
Paraffin itself has no obvious harmful substances, but it contains oil, minerals and minerals, which the human body cannot absorb. Long-term accumulation will cause different degrees of damage to human respiratory tract, lungs, digestive system and heart, which may lead to pneumonia and heart disease.
Moreover, paraffin contains polycyclic aromatic hydrocarbons and polycyclic aromatic hydrocarbons, both of which are carcinogenic chemicals. Aft heating, that artificial essence for release fragrance will accumulate damage with harmful substances in paraffin wax, thus aggravating the impact on human health.
There is also a chemical called limonene in the candle part. Limonene is a safe substance, which can give off the fragrance of citrus, but it will produce formaldehyde when combined with air. Formaldehyde is a carcinogen, which is extremely harmful to human body.
Aromatherapy candles do more harm than good at home. Pregnant women and infants are forbidden to use them, so as not to affect the normal development of the baby.