Which branch of chemistry would be used to make steel?

the five major branches of chemistry are organic, inorganic, analytical, physical, and biochemistry.

16800 is the lower bound, it would have started with 16850 to be able to be rounded upwards to 16900 initially.

Step-by-step explanation:

Reasons are we only round up or down up 50 on the last value.

We cannot assume it has a lower value to begin with less than 50.