Having read the Problem you may now be wondering how you should proceed. We suggest
the following.
Businesses and other organisations
You
probably have a Fire Service Engineer contracted to deal with
your fire extinguisher requirements. You should ask him how he
disposes of the foam from your extinguishers when he discharges
them. If the answer is that he discharges to ground or down any
drain then action should be taken to correct this situation immediately.