air purifying respirator with the appropriate chemical cartridges or a positive-pressureair-supplied respiratormayalso reduce exposure. aquapel.com aquapel.com 使用正压式呼吸器,或运用 NIOSH批准的空气净化呼吸器,配上适当的化学过滤筒,也能够降低暴露程度。
Supplied air is respiratory or non-respiratory compressed air supplied to an airline (pipe or tube). Respiratory supplied air is used by the workers for breathing through hoods, masks, face pieces and mouthpieces, in an environment, where there is insufficient oxygen, smoke, mist and dust that...
Samples collected inside the hood show that employees during sanding and painting operations were not exposed to strontium. The respirator performed adequately. This study is consistent with other simulated and WPF studies in that the ANSI Z88.2 WPF of 1,000 is supported....