Recently Safety Critical Software Systems (SCSSs) become essential part of many critical systems such as Nuclear Power Plants (NPPs), radiation therapy, aircrafts, and many medical devices. Although of the vital role of SCSSs in saving human life, environment, and properties, there is no generic methodology for developing such systems based on standards and guidelines. This methodology sets an ...

Background & objectives: Environmental standards are quantitative criteria for protecting the environment from pollution and degradation. One of the solutions to improve air quality status is to use reasonable limits to prevent excessive release of airborne contaminants from their various sources. On the other hand, these standards are effective in evaluating air pollution reduction strategies....

background: ergonomics standards play an important role in product and system design as it can improve their usability; provide comfort and safety for the users. the number of musculoskeletal diseases has increased in recent years in malaysia. however, the awareness and importance of ergonomics in malaysia is still very low among the industries. many ergonomics standards have been adopted by si...

for the purpose of assessing zargandeh waste water treatment risks, preliminary risk assessment and evaluation of safety were conducted. for this purpose air pollution and visual impact were assessed and scored after identifying the activities and various water treatment processes, equipment, and staff positions and the amount of pollution due to wastewater treatment plant. values were measured...

this research work attempts to compare the legal and technical criteria of locating household and municipal landfills and discuss them along with legal and technical principles. for this purpose, it was attempted to discuss and compare the related most important national an international standards. due to say, employing the legal standards of locating household and municipal landfills in corpo...