When compared to a standard value, found that 53 number of measurement points, areas that have light intensity values are defined in the standard criteria according to the rules defined in the standards, the Ministry of administration and safety management, occupational health and the working environment, heat, light and sound about b.e. 2549 (Chapter 2 of light) and another 2 points, with the values of the lower light intensity benchmarks listed in Appendix f.
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