0 a substance of no value or use that is made during a process in which something useful is produced: --
Cadmium is a toxic waste product of the electronics industry.
1 a material or substance with no use or value that is produced when products are being made: --
Our main objective, then and now, is to ask why we should produce a dangerous waste product which cannot as yet be effectively disposed of.
They do not throw all this waste product away; they process it.
But with the movement to recycle waste products, skips are increasingly being used for the recovery of non-returnable bottles and other classes of waste product.
It is the by-product, the waste product, of butter production.
The waste product has an active life of thousands of years that we can neither control nor manage.
At no cost a waste product goes in and gas and a low-grade fertiliser or fuel comes out at the other end.
The amount of waste product left after decontamination was unbelieveably large.
It has not, therefore, come from this waste product but from some other cause.
