Heavy Barrel?
HB stands for hard black.
Hurry Back
Either hemoglobin or halfback.
Hb means hemoglobin in the medical context.High BloodpressureMost often Hb stand for hemoglobin, which is a measure of the iron containing part of the red blood cell that carries oxygen.In cardiology it can also stand for heart block.
Half bath
HB stands for "hard black" and is a designation used to indicate the hardness and darkness of the graphite core in a pencil. The HB pencil is commonly used for general writing and drawing purposes.
No on a pencil stands for Number. It is a measure of hardness, similar to the HB scale.
HB stands for "halfback" in football. The halfback is a running back position on the offensive team and is typically responsible for running with the ball and catching passes.
HB
H stands for hardness and B stands for blackness this is how a pencil scale goes: 9H 8H 7H 6H 5H 4H 3H 2H 1H H HB B 1B 2B 3B 4B 5B 6B 7B 8B 9B9H is very fine hard and light but 9B is thick black and very soft (more like charcoal)
hb volume unit
An HB pencil is just a No. 2 Pencil HB stands for Hard Black