The optical instruments design has become an earnest demand towards the arrival of an aging society. It is necessary to measure the vision difference that can be permitted before the rivalry occurs for elderly people. In this study, we measured the limit of vision fusion in the normal vision and the cataract experiencing vision which is used to simulate the elderly vision. The result shows that...

Nowadays, government agencies limit the permitted levels of some carcinogens in industrial environments. Such regulatory agencies should also routinely consider whether to limit the number of years that individuals may work in certain such industrial environments. Although such restrictions would be inconvenient to administer (just as further restrictions on permitted levels would be), the prop...

Cheese and yogurt are two kinds of nutritious dairy products that are used worldwide. The major preservatives in dairy products are sodium benzoate, potassium sorbate, and natamycin. The maximum permitted levels for these additives in cheese and yogurt are established according to Iranian national standards. In this study, we developed a method to detect these preservatives in dairy products by...

There are a lot of security issues in cloud computing service environments such as virtualization, distributed big data processing, serviceability, traffic-handling, application security, access control, authentication, cryptography and etc. Especially, data access using various resources needs authentication and access control model for integrated management and control in cloud computing envi...

UNLABELLED BACKGROUND The consumption of dietary supplements is widely spread and on the rise. These dietary supplements are generally used without prescriptions, proper counseling or any awareness of their health risk. The current study aimed at analyzing the metals in 33 samples of imported dietary supplements highly consumed by the Lebanese population, using 3 different techniques, to ens...

Methyl 2-benzimidazole carbamate, most commonly known as carbendazim, is a widely used broad-spectrum benzimidazole fungicide and a decomposition product of benomyl. Carbendazim is used to control plant diseases in cereals and fruit, including citrus, bananas, strawberries, pineapples, and pome fruits. Although not permitted for use to treat citrus fruit in the USA and Australia, it is permitte...