An old brick has a natural cavity on one side, providing a cool daytime slug hiding place. Look under any you have around the garden and dispose of the slugs found sheltering. Purposely position a few to create slug shelters, and check daily. A brick also makes a handy squishing implement.
Q Angle of the Knee. The Q angle of the knee is a measurement of the angle between the quadriceps muscles and the patella tendon and provides useful information about the alignment of the knee joint.
Corresponding angles: Corresponding angles are pairs of angles that are formed by two lines cut by a transversal such that they are on the same side of the transversal and on the same side of the lines. That is, the corresponding angles are the transversal angles that line in the same relative positions.