カテゴリー 全て - uv - hair - navigation - disinfection

によって Harpreet Sohi - David Suzuki SS (2662) 8年前.

201

Light and Optical Technologies

Ultraviolet (UV) light offers several benefits, including aiding skin conditions, improving mood, assisting insect navigation, producing vitamin D, enhancing animal vision, and being useful for disinfection.

Light and Optical Technologies

Light and Optical Technologies

GPS

It can lead you to unsafe places (forests)
Not as accurate
Not as reliable
Doesn't use data
Other functions like maps, weather, camera
Easier than using a map
Helps you get to your location

UV light

UV light is also something I am against
Weakens pestics
Ages skin
Damages immune system and eyes
Causes Sunburn
Causes skin cancer
Useful for disinfection
Aids insect navigations
Helps animal's vision
Helps with mood
Helps with some skin conditions
Produces vitamin D

Laser Hair Remover

Description:
Laser Hair Removal I think should not be done because apart from all the pros, it can cause some serious health problems. It is not also guaranteed that it will remove hair, and they won't come back so your money will go to waste which is $200 per session.
Cons:
High- concentrated light is used
Can also cause acne or other skin condition
Hair may grow faster and thicker
Pros:
Works efficiently
Safe to use
Works on black hair really well
Can be done on any where on your body.
Permanent hair removal