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.
In fact the isometric axes can be placed in any desired position so that the object will be in the position that best describes it. However, the angle between the projection of axes must always be 120. If the object is considerably long then it is customary to place the long axis horizontally for best effect.