Also, keep in mind mercury exposure can affect your mental state, so don't assume your personal assessment of your health is valid. It's a good idea to contact Poison Control or consult your physician. Mercury First Aid. If you do get mercury on your skin, seek medical attention and follow professional advice.
Definition of orthotics. : a branch of mechanical and medical science that deals with the design and fitting of orthotics.
Functional orthotics are fabricated over a model of your foot which captures your individual characteristics: arch height, bone size and pressure points. The materials used in making the orthotic inserts will vary depending on the need.