1 If the process is broken at any point, use new gloves from a new package. 2  Wear sterile gloves only when necessary. 3  Never wash gloves and reuse.  Never use gels and alcohol to clean gloves, use a new pair each time.
The horizontal angle between objects can be measured by: magnetic compass, Brunton Compass, sighting along a protractor, transit, GPS.he horizontal angle between objects can be measured by: magnetic compass, Brunton Compass, sighting along a protractor, transit, GPS.
1 The sum of the external angles of any simple convex or non-convex polygon is 360Â°. 2  The measure of the exterior angle at a vertex is unaffected by which side is extended: the two exterior angles that can be formed at a vertex by extending alternately one side or the other are vertical angles and thus are equal.