TRANSFERRING A PRECISE VOLUME OF LIQUID A pipette bulb is used to draw liquid up into the pipette. There are many types of pipette bulbs. The use of 3 types will be demonstrated in this module. The first to be demonstrated will be the common rubber bulb.
Front blackout marker light. 1  Front marker lights are typically mounted below or to the side of the vehicles normal headlights. 2  Rear marker lights or blackout taillights are typically housed in the same unit as the vehicles taillights, and are the main tool in keeping the proper following distance in nighttime convoy driving.
The most common type of floodlights are metal halide and high pressure sodium lights. Beacon lights are positioned at the intersection of two roads to aid in navigation. Sometimes security lighting can be used along roadways in urban areas, or behind homes or commercial facilities.