Both tramadol and hydrocodone attach to receptors in your brain to change your perception of pain. However, tramadol also allows the chemical messengers norepinephrine and serotonin to remain available to your brain for a longer period. It is believed that this helps block pain signals in your spinal cord.
In cinematography, the Dutch angle is one of many cinematic techniques often used to portray psychological uneasiness or tension in the subject being filmed.
Reverse Dutch Weave is produced by the use of coarse mesh (mesh wire, woven wire mesh) in the warp and a fine mesh with relatively smaller wire in the fill. This weave results in greater strength with very fine openings and is primarily used as a filter cloth.