Lead and cadmium found in muscle-building protein powders, report says
Protein powders may contain high levels of lead and cadmium, with chocolate-flavored and plant-based products testing at the ...
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Fibers Boost Clay for Eco-Friendly Walls
Red and beige clay powders, ranging in size from 0 to 63 µm, and wheat fibers were used to prepare test specimens. The mineralogical composition of clay powder was determined using X-ray ...