1. Harmful Elements and Its
Composition

2. Elements that are Harmful to Human
Body
Elements which create harmful
reactions in human body are known as
Toxic elements.

3. Toxic Elements Periodic Table

4. Element categories in periodic table

5. Harmful Elements
How many harmful elements are available in
Periodic Table?
Harmful Elements has 17 in periodic table
1. Beryllium (Be)
2. Vanadium (V)
3. Chromium (Cr)
4. Barium (Ba)
5. Radium (Ra)
Note that all the elements listed in the above periodic table are toxic
when their limit lowers or exceeds to the standard level of existence
with in the human body.

6. 6 Harmful Elements

7. Usage of 6 Harmful Elements and its Purpose
Beryllium (Be):
Beryllium metal
can
be found in mineral rocks,
coal,
soil and volcanic dust. It
enters
air by burning coal and oil
and
in water by means of
industrial
wastes, rock and soil erosion.

8. Usage of 6 Harmful Elements and its Purpose
Vanadium (V)
Vanadium is a
naturally occurring
element in the form of
crystal.

9. Usage of 6 Elements and its Purpose
Osmium (Os):
Osmium is the
densest stable naturally
occurring element in
Earth's crust.

10. Usage of 6 Harmful Elements and its Purpose
Barium (Ba)
Barium metal can
be found in ores
containing mixture of
elements. It combines with
Oxygen, Sulfur and Carbon
to form barium
compounds. It enters into
the air by means of
mining, refining and
burning of coal and oil.

11. Usage of 6 Harmful Elements and its Purpose
Chromium (Cr) :
Chromium
naturally occurs in rocks,
animals, plants and soil.

12. Usage of 6 Harmful Elements and its Purpose
Radium (Ra):
Radium is a
radioactive element
formed from the
breakdown of uranium
and thorium..

13. Thank You.,