CNG stands for________________.
A. Converted Natural Gas
B. Conduced Natural Gas
C. Conducted Natural Gas
D. Compressed Natural Gas » Read More…
Which from the following is NOT a conductor?
A. Aluminium
B. Gold
C. Graphite
D. All are conductors » Read More…
The most densest substance on the Earth is __________.
A. Platinum
B. Copper
C. Steel
D. Osmium » Read More…