António Guterres speaks about the global phase-out of leaded petrol

António Guterres speaks about the global phase-out of leaded petrol

In this video message the United Nations Secretary-General, António Guterres speaks about the global phase-out of leaded petrol.

Soap Free Procyon Podcast August 25,2021 - The importance of PH for optimal carpet care

Soap Free Procyon Podcast August 25,2021 – The importance of PH for optimal carpet care

Knowledge of PH is essential to carpet cleaning technicians. It allows us to select the best product for the types of stains and cleaning problems we’re encountering. PH is used to refer to the relative acidity or alkalinity of a…