Answer:
This procedure is called chairside bleaching and usually requires only one office visit. The dentist will apply either a protective gel to your gums or a rubber shield to protect your gums. Bleach is then applied to the teeth.
Explanation:
Answer:
i believe no because i have no clue what a spacer is
Explanation:
Answer: all of the above.
Explanation:
Condom is a barrier method of contraception that prevents the sperm coming into contact with the oocyte (egg).
There are male and female condoms.
They are effective in preventing sexually transmitted diseases like HIV.
If used correctly, condom has an efficiency of 98%