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.
Semiotics, or semiology, is the study of signs and symbols, both individually and grouped in sign systems. It includes the study of how meaning is constructed and understood.Semioticians also sometimes examine how organisms make predictions about and adapt to their semiotic niche in the world (see semiosis).emiotics is a method to study the use of symbols in language. Every symbol (words, pictures, etc) contains several meanings. These meaning are not fixed, they can change over time and change within the context of other symbols.