Answer:19 3/16
Explanation:
The black diamonds which appear every ”19 3/16 on metal tape measures are for spacing I-beam “timbers.” Several wood-product manufacturers offer I-beam “timbers” as a substitute for solid lumber floor joists. The diamond marks on tape rule blades are for spacing these engineered floor joists in new construction.
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Answer:
A jingle for safety rules are as follows :
must clean your hands,
items as well as inputs apparent in those dirty microbes
microbes will destroy you,
use variant chopping boards or knives for that Delicious food .
Secure those cooking utensils make definite its dry before use. Use kitchen towel or pot putter in managing hot good.
Answer:
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Purdue University hosts it.
~Courtney
