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the key is raw material, e.g the heart of a mask is Polypropylene, the machine to produce masks is available to purchase actually, but you can't find those raw
by ausjke 7y ago
the key is raw material, e.g the heart of a mask is Polypropylene, the machine to produce masks is available to purchase actually, but you can't find those raw materials in the US
- adrianN 7y agoPolypropylene is really easy to make, it's one of the most common plastics around. The hard part is spinning it into the fabric needed for N95 masks.