نتایج جستجو برای: permitted limit
تعداد نتایج: 208068 فیلتر نتایج به سال:
Some studies suggest that exposure to industrial solvents can affect blood pressure. The objective of this study was to investigate the effect of a mixture of organic solvents on blood pressure in women working in a pharmaceutical company in Iran. Four hundred and thirty-three women were included in the study. Women working in packing units (group 1) were not exposed to the mixture of organic s...
in islamic jurisprudence, the worship houses of people of the book are considered as an important issue and jihad is allowed to maintain these temples. because, they are the representatives of rituals as remembrance of god and aggression against them is prohibited. to pray in these houses of worship is permitted and swearing can be done in these temples. in case of loss of their residents, thei...
One of the central goals of comprehensive health care reform is to eliminate discrimination by health status in the sales and pricing of health insurance and reduce the financial burdens associated with poor health. Consequently, current proposals being considered by Congress would prohibit health insurers from setting premiums based explicitly on the health experience of enrollees. These propo...
For 41 chemicals there exist both reasonable data on carcinogenic potency in experimental animals and also a defined Permissible Exposure Level (PEL), which is the upper limit of legally permissible chronic occupational exposure for U.S. workers. These 41 agents are ranked by an index that compares the permitted chronic human exposure to the chronic dose rate that induces tumors in 50% of labor...
The screening for mutants and their subsequent molecular analysis has permitted the identification of a number of genes of Arabidopsis involved in the development and functions of the gynoecium. However, these processes remain far from completely understood. It is clear that in many cases, genetic redundancy and other factors can limit the efficiency of classical mutant screening. We have taken...
Suppose you are a chemist involved in developing a new product for a textile company. As part of the new process, a suspension of the compound lead phosphate will be used to treat the surface of the textile. The lead phosphate will end up in the waste effluent from your plant. This effluent will be discharged to the local municipal wastewater treatment plant. Unfortunately, from your standpoint...
One of the central goals of comprehensive health care reform is to eliminate discrimination by health status in the sales and pricing of health insurance and reduce the financial burdens associated with poor health. Consequently, current proposals being considered by Congress would prohibit health insurers from setting premiums based explicitly on the health experience of enrollees. These propo...
A new species of Pseudancistrus is described from the Tapajós Basin, and assigned to the P. barbatus group by having hypertrophied odontodes along the snout and lacking evertible cheek plates. The new species is distinguished from other species in that group (P. barbatus, P. corantijniensis, P. depressus and P. nigrescens) by its pattern of spots, length and color of snout odontodes, greater he...
OBJECTIVE To determine the acceptability of porcine and bovine surgical implants among persons of Jewish, Muslim, and Hindu faiths whose beliefs prohibit them from consuming porcine and bovine products. DATA SOURCES An evaluation of current literature concerning religious beliefs among persons of Jewish, Muslim, and Hindu faiths was undertaken to determine if animal-derived surgical implants ...
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