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'R'e'c'a'p'p'i'n'g' 'o'f' 'r'o'p'e' 's'h'a'l'l' 'b'e' 'c'a'r'r'i'e'd' 'o'u't' 't'h'e' 's'u'p'e'r'v'i's'i'o'n' 'o'f' '.' '.' '.' '.' '.' '.' '.' '.'
Intrinsically safe apparatus is such an apparatus
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