Masks made with 2 shop towels by & #39;Tool Box& #39; & & #39;Zep& #39; (widely available in United States) have been proven 2 filter 93% of particles @ .3 micron.

This is no joke. Take it seriously. You can bet I& #39;ll be making these.

This should be why you follow me.

Source:
@chrismartenson
@MakeMasks please see this threadhttps://abs.twimg.com/emoji/v2/... draggable="false" alt="👆" title="Up pointing backhand index" aria-label="Emoji: Up pointing backhand index">https://abs.twimg.com/emoji/v2/... draggable="false" alt="👆" title="Up pointing backhand index" aria-label="Emoji: Up pointing backhand index">https://abs.twimg.com/emoji/v2/... draggable="false" alt="👆" title="Up pointing backhand index" aria-label="Emoji: Up pointing backhand index">https://abs.twimg.com/emoji/v2/... draggable="false" alt="👆" title="Up pointing backhand index" aria-label="Emoji: Up pointing backhand index">https://abs.twimg.com/emoji/v2/... draggable="false" alt="👆" title="Up pointing backhand index" aria-label="Emoji: Up pointing backhand index">https://abs.twimg.com/emoji/v2/... draggable="false" alt="👆" title="Up pointing backhand index" aria-label="Emoji: Up pointing backhand index">https://abs.twimg.com/emoji/v2/... draggable="false" alt="👆" title="Up pointing backhand index" aria-label="Emoji: Up pointing backhand index">
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