Presence of which material is not considered dangerous in drinking water:
ALead
BZinc
CCalcium
DCopper
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
Which option you adopt for vertically align the contents of the table cell ?
What property does steel impart to an R.C.C. structure:
Least value of design strength of bolt in bearing, design strength of bolt in shear is known as
The heel of the type bar pushes back the ____ causing step by step movement of
Carriage
The taper on cotter varies from