An aqueous solution is a solution in which the solvent is water. It is usually shown in chemical equations by appending (aq) to the relevant chemical formula. For example, a solution of table salt, or sodium chloride (NaCl), in water would be represented as Na + (aq) + Cl â (aq).
Individual ergonomic assessment. An ergonomic evaluation is a formal, structured process that assesses many physical and cognitive parameters of the worker, the workspace, and the job characteristics to determine if the job fits the worker and to identify ALL risk factors for repetitive strain injury (RSI) .
The goal of ergonomics is reduce employed people's work-related hazards. Ergonomics focus on improving the condition under which people work. The underlying theory of ergonomics is that changing work procedures or equipment to make the environment more safe for employees will increase productivity and job satisfaction. To achieve a safer environment, ergonomic specialists suggest things such as the avoidance of: