Answer:
If you dye fabric on a regular basis wear a MSHA/NIOSH approved respirator with cartridges for dusts, mists, and fumes. Disposable dust/mist respirators don't help with fumes. Even though dyes are not absorbed by the skin you should wear rubber gloves, old clothes or protective clothing, and even old shoes.
Explanation:
I can give u this if u want
The center of the Roman Empire is in Italy. ROME. And to be specific,
there was a spot in the forum called the "umbilicus urbis Romae" which
is translated "the center of the city of Rome" or "the navel of Rome".
At any rate, it was the spot from which all distances, from all over the
empire, were measured.
I have not yet used this but maybe it will be a good answering source
