Angstrom: For measurement length of light waves.
Barrel: For measuring liquid. 1 barrel = 31.5 gallon or 7326.5 cubic inches.
Cable: For measuring length of cables. 1 cable = 183m.
Carat: Use for measuring precious stones. It also measure purity of gold alloy.
Fathom: It is used for measuring depth of water. 1 fathom = 4 inches.
Knot: for measuring speed of ships.
Barrel: For measuring liquid. 1 barrel = 31.5 gallon or 7326.5 cubic inches.
Cable: For measuring length of cables. 1 cable = 183m.
Carat: Use for measuring precious stones. It also measure purity of gold alloy.
Fathom: It is used for measuring depth of water. 1 fathom = 4 inches.
Knot: for measuring speed of ships.