M4.2 Blog Assignment: National Library ToxNet
Urea formaldehyde is a synthetic resin that comes in a solid form of ammonia and when it is in its formaldehyde state it is a highly reactive gas from methane. Typically, Urea formaldehyde is found in pressed board, plywood and other wood products. Watery eyes, nose irritations, wheezing and coughing, fatigue, skin rash, severe allergic reactions, burning sensations in the eyes and throat, nausea, and difficulty in breathing in some humans below 1.0 ppm. When Urea formaldehyde is in the air and below 1.0 ppm there is no immediate cause for alarm. Once levels reach 3.0-5.0 ppm chances are increased one will experience respiratory irritation and exposure to cancer. The most common way people interact with Urea formaldehyde is through inhalation. People can also be exposed to it by food such as cooking or when food burns. It can also be found in makeup and lotions, which many people use on a daily basis. Which poses the question, why is this dangerous chemical at even small dosages th...