MDA is a man-made (synthetic) recreational drug noted for its stimulant and psychedelic properties that has been used since the 1960s as a clubbing and sex-enhancing substance, with some similarities to LSD and MDMA (ecstasy). Sought after effects. 1  visual hallucinations.
A wheel alignment is done to make sure the vehicle's wheels are running parallel to each other, and that the tires meet the road at a correct angle, to fix or avoid problems such as irregular tire wear, poor handling (pulling to one side) or a crooked steering wheel.
Alignment of Knees, Ankles, and Feet and How to Overcome Fallen Arches. Alignment. Alignment refers to the way the axes of the bones line up. Correct alignment is essential for (1) avoiding damaging pressure on the weaker parts of joints and (2) shear stress 1 on the ligaments, (3) lowering your susceptibility to acute (sudden) injury, (4) balance, and (5) mobilization of strength.