Car companies have built life-size clay models for almost 100 years, for nearly every car you see on the road. But modeling is an expensive process. Exotic luxury brands have admitted to spending over $650,000 for one model. So why do some companies still use up to 100 tons of clay each year?

Here are five main factors to consider when evaluating the cost of kiln firing: Cost of Electricity How much is charged for the use of

This video covers where clay comes from (geology), what clay is (chemistry and mineralogy), and what makes it such a special material (biology, genetics, and chemistry).

So how do you call that?

Good starting point to base your forms.

Cone numbers to Temperature conversion chart