1. The document discusses the properties and uses of white charcoal from the screw pine plant. 2. White charcoal has antibacterial and deodorizing properties. It can be used as an ingredient in products like soap, toothpaste, and deodorant to eliminate odors and bacteria. 3. The charcoal is made through a process of heating the screw pine plant material without oxygen to produce a substance that is white in color, porous, and pH neutral.

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3. (
):
(
): char inhale smell
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“
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4. 3
1.
2.
:
Fragrant Screw
Pine

5. 4
:
White
Charcoal

6. –
1)
,
,

7. 5
2)

8. 3)
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5
pH 6.0 –
6.8
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9. 17
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5.
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2.
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3.
4.
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12. 8
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.
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50300
:
:
http://
innovation/bverd/bb_project_d
etail.php?project_id=
http://www.charcoal.snmcenter.com/charcoalthai/c
harcoal_fun2.php
http://health.kapook.com/view32465.html