We had some field trials just last year of large quantities, several hundred kilograms going out to the field for trials. We also had smaller scale trials where, in the plastics example I gave you, we're actually generating several hundred kilogram batches of our material in a compound form. That's going to be made available to injection-moulding companies, automotive manufacturers, for trial of our compounded plastic in their processes.
On February 1st, 2018. See this statement in context.