ANGELOTRAYFALGARGO
Answered

what part of the fish helps the fin to move up and down or to turn?
a. dorsal
b.pelvic
c. pectoral
d.operculum​

Sagot :

DAEMIELDYDEUNGRIA2GO

Answer:

answer a, chemical hazard, b, phisical hazard, c, biologic hazard, d, erconomic hazard,

which kind of hazard causes deadening of a welders hand because of advisable position during welding?

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