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| Add A and B |
|---|---|
| Subtract B from A |
| Multiply A and B |
| Divide A by B |
| Convert all upper case text (HG, Hg, hg) into lower case (hg) |
| Return the minimum of A and B |
| Return the maximum of A and B |
| If density is less than or equal to zero, return zero volume, else return the volume field |
| Return the first three letters of A |
| If material is waste1 or waste2, then return "waste", else return the "material" |
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