Special powders. Main uses: Latent fingerprints on non-porous and semi-porous surfaces. The special powders mixtures are developed to improve the characteristics of concentrated or regular powders: - greasy features are reduced. - lumps are avoided. - prints show better contrast.
Some muscadines in a bowl; the green ones are scuppernongs. The scuppernong /ËskÊpÉrËnÉÅ/ is a large variety of muscadine (Vitis rotundifolia), a species of grape native to the Southern United States. It is usually a greenish or bronze color and is similar in appearance and texture to a white grape, but rounder and larger and first known as the 'big white grape'.
Scavenging is the removal of exhaust gases from an engine cylinder. A part of the compressed air can be easily diverted to ensure complete scavenging of the exhaust gases. Scavenging is the process by which exhaust gases are expelled from the combustion chamber and fresh charge is introduced. The long primary exhaust tubes help promote torque and exhaust scavenging. Collins English Dictionary.