Powder processing area

We maintain the pressure difference in PP area but tell me about actual pressure in PP area?

Maintain 10-15 pascals from adjacent area.

Dear Ankur ji please provide your mob. No. or call me 9805090148

please make PP full form???

pp area- powder processing area

PP area DP should be negative with respect to A/L due to cross contamination or spread the powder into area.

The needed answers are in WHO Annex 2 in the link in the following topic