[Consideration on the free silica and silicates of the lithosphere].
D006801:Humans; D017640:Silicates; D012822:Silicon Dioxide; D012829:Silicosis / Q000517:prevention & control*
D017640:Silicates; D012822:Silicon Dioxide
SILICA; SILICOSIS/prevention and control
Considérations sur la silice libre et les silicates de la lithosphère.