1. D. Axum
Axum is located in what is now Ethiopia, and was founded by Arabs combining Arabic and African cultures. Axum owed its prosperity to its location along the Red Sea, on the trade route between India and the Mediterranean. Axum exported ivory, incense, myrrh, and slaves. It imported textiles, metal goods, wine, and olive oil.
2. A: Arabic was the main language used when trading with other societies.
Although Arabic was the most common language used in trade, others were used as well, particularly Swahili. In everyday life West Africa had enormous linguistic variety.
Engineering controls safeguard employees by eliminating dangerous situations or by erecting a barrier between the employee and the risk. Examples include machine guards to protect the worker or local exhaust ventilation to capture and remove airborne pollution.
What is the difference between engineering control and administrative control?
Engineering controls could involve altering the weight of the products, adjusting the heights of the work surfaces, or getting lifting equipment. Administrative controls are workplace policies, practices, and processes that reduce the likelihood of risky situations for employees.
What are the basic principles of engineering controls?
- Redesigning a process to use less dangerous chemicals;
- Redesigning a piece of equipment to eliminate the source of high temperatures, noise, or pressure;
- Designing general ventilation with enough fresh outdoor air to improve interior air quality and generally to provide a safe, healthy environment.
- Redesigning a workstation to reduce physical stress and remove ergonomic dangers.
Learn more about engineering controls: brainly.com/question/5338020
#SPJ4
Answer:
para que es eso?
Explanation:
pense que era una pregunta de estudios sociales ._.
Answer:Causes of revolution in Russia.
Dictatorship of the czars.
Introduction of the russification method.
The social system.
Industrial revolution.
Russification:This is one of the major reasons of Russia evolution..The Czars imposed a policy that manadated non Russian to the speaking Russian's language.
Industrial revolution.:Russian's became industrialized especially after the construction of the two railways.This brought about exposure as industries were being established.Her citizens advocates for evolution.
Dictatorship of the Czars:The czars operated an autocratic system of government where the freedom of citizens are denied.
The social system..Before evolution in Russia,there is a significance difference between the rich and the poor.The Russian's clamoured for evolution for this disparity to stop.
Explanation:
