Use "aerodynamical" in a sentence

1. Airbus however opted to enhance the existing A320 design using new winglets and working on aerodynamical improvements.

2. By speculating the effects of this quotient over the air resistance's value, this aerodynamical equipment (K=0.04) was conceived.

3. The morphological lower and upper side of the wings represent the aerodynamical pressure side during the downstroke and upstroke respectively.

4. It was already the first Colt Galant, which drew attention to itself by the aerodynamical "arrow-headed" form of the body creating additional road pressure.