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In addition to smoke and soot, the space agency detected large plumes of harmful gases emanating from the wildfires, including lung-irritating nitrogen dioxide and cancer-causing formaldehyde.

Non-biodegradable coffins are often made with harmful chemicals and bodies are embalmed using formaldehyde: a toxic substance which can leach into soil.

As the backbone of American commerce, formaldehyde is a workhorse in major sectors of the economy, preserving bodies in funeral homes, binding particleboards in furniture and serving as a building block in plastic.

This hybrid catalyst performs a two-step reaction in which zeolite converts methane to methanol, and then the enzyme converts methanol to formaldehyde.

Oil wells emit likely carcinogens, including benzene and formaldehyde, and living near wells is linked to health problems including respiratory issues and preterm births, according to studies.