Formaldehydes [noun]

The setup also breaks down the asthma-inducing formaldehyde that seeps out of some building materials and cleaning products.

Of the former, salt and sugar are examples; of the latter, formaldehyde and possibly benzoic acid.

The substances commonly used are carbolic acid, formalin or formaldehyde, lysol, and bichloride of mercury.

Formaldehyde, boric acid or salicylic acid may be added to preserve the milk.

A violet coloration at the union of the two liquids indicates the presence of formaldehyde.

If formaldehyde is present there will be a crimson zone at the plane of union of the solutions.

The presence of formaldehyde proves that methyl alcohol was in the original extract.

To prevent milk from souring, dishonest milk dealers often put into it such preservatives as soda, borax, and formaldehyde.

Her talk these days was of formaldehyde, benzoate of soda, and salicylic acid.

Formaldehyde in the form of candles for burning or in a liquid form is a good disinfectant.