HEALTH HAZARDS IN RENOVATIONS OVERVIEW

แชร์
ฝัง
  • เผยแพร่เมื่อ 16 ธ.ค. 2015
  • This video is an overview of the requirements and best practices for Washington State contractors who do renovations. Many buildings contain asbestos, lead, silica, and mold and contractors are required to protect their workers and the public from these materials.

ความคิดเห็น •