Ali Kamal Mostofa Rubel
14
Seguidores
Etiquetas
safety
construction
osha
osh
bangladesh
safety & health
training
ehs
hse
construction safety
engineering
fire
concrete pump
pump
boom concrete pump
mounted boom concrete pump safety
fire safety
bangla
fire triangle
first aid
client
consultant
contractor
reporting line
response
accident
labour law
contraction in bangladesh
contraction safety
ppt
scaffolding training
scaffolding
nfpa
extinguisher
basic of fire safety
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