THE calculation of the size distribution of the particles of a powder in a suspension, from a knowledge of the mass of the material which has crossed some horizontal plane at a known distance, h, ...

Neem-based pesticides are well known to reduce agriculture pollution. It was earlier found that free-flowing fine powder of whole dry neem fruits (called PNF-powder neem formulation) of size range 300 ...

SAE Transactions, Vol. 107, SECTION 4: JOURNAL OF FUELS AND LUBRICANTS (1998), pp. 95-113 (19 pages) Number concentration of particles emitted by combustion engines has recently attracted attention, ...