"The" four elements is wrong; there are over 90 elements. If you mean the classic four elements of antiquity (fire, water, air, earth), this is really an obsolete theory.
picke pope
The four major categories of public health are epidemiology, biostatistics, health services, and environmental health. Epidemiology focuses on the distribution and determinants of health-related states in populations. Biostatistics involves the application of statistical methods to analyze health data, while health services examines the delivery and access to healthcare. Environmental health looks at how environmental factors affect human health and well-being.
the answer is iron
Be or beryllium
This element is oxygen.
Don't smoke Exercise Eat healthy Have regular doctor visits
Everyday Food - 2004 Chicken Four Ways was released on: USA: 11 March 2010
Beryllium.
It is Beryllium ,Be
The four main areas of biological contamination are air, water, soil, and food. Contamination in these areas can lead to the spread of pathogens and harmful substances that can affect human health and the environment.
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how belief in the four element concept delayed the advancement of scientific thought in chemistry