Tri-Tech Testing

Tri-Tech Building Hygiene Services is a residential environmental consulting and testing firm based in Detroit, Michigan. www.DIYsampletesting.com offers nationwide homeowner testing services for asbestos, lead, mold and other home health concerns. I am also a registered LivePerson expert available for phone, email and chat-based consultation.

09/06/2022

WHEN DID THEY STOP PUTTING LEAD IN PAINT?

The simplest answer to the question is that the amount of lead allowable in paint was lowered by federal law to 1% in 1971, 0.5 % in 1972 and then to 0.06% in 1977. It was further reduced to 0.009% (90 ppm) in 2009. However, in reality, manufacturers voluntarily reduced the amount of lead in paint well before 1978. In addition, since lead was a premium ingredient that added to the cost of the paint, the levels of lead in some old formulations of paint often had very little or no lead. Lead was often added for purposes of pigmenting the paint or giving it additional strength or wear resistance or to improve drying. "

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