Answer:
1. Thorough hand-washing prevents illness by killing germs on the hands; and yet, cleaner hands are less likely to spread contamination to other surfaces.
Explanation:
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Glass crafts are made by heating sand silica until it melts into a liquid state. The melted glass can then either be shaped by blowing the liquid glass or by pouring the melted glass into a mold. The shape and size of the finished piece depend on the tools and method used by the artist.
