Here are some details about manicure tables with vents, as found in the search results:

1. NAPA Manicure Table with Build-in Ventilation Machine and Vent Pipe, Nail Station for Beauty Salon Marble Top & 1UV Hole, Modern White/Silver

• Positive: Removes both harmful chemicals and unpleasant smells through the use of a ventilation system.
• Negative: No negative information found.

2. Omysalon Manicure Table Nail Desk w/Electric Downdraft Vent Black/White/Pink

• Positive: Features stainless steel accents, side drawers, and cabinet with a round handle design, ensuring the durability of the product while adding an elegant touch.
• Negative: No negative information found.

3. Manicure Table Nail Desk with Electric Downdraft Vent, Beauty Spa Salon Workstation Iron Frame with Lockable Cabinet, Side Basket, Wrist Rest, Casters and LED Lamp, Black

• Positive: Equipped with an electric downdraft vent that can help collect the nail dust.
• Negative: No negative information found.

4. OmySalon Manicure Table Nail Desk with Dust Collector, LED Lamp & Wrist Cushion

• Positive: Equipped with an electric vent to collect nail dust and an LED lamp that provides clear visibility during work.
• Negative: No negative information found.

5. Milan Manicure Table w/ Vent Pipe (Light Wood) - Salon Equipment Center

• Positive: Solid wood construction and an acetone resistant finish. The two-toned wood is visually appealing.
• Negative: No negative information found.

6. Nail Table with Vent Pipe - Pedicure Spa Salon

• Positive: Built-in ventilation system and ready to connect to your salons central air. Filters nearby dust to keep customers feeling safe and protected from harmful toxins and particles.
• Negative: No negative information found.

Ingredients or materials were not mentioned in the search results.