Sounds Made Up, But True: The Shocking Secrets of Dust and Poor Ventilation

Surprising things even the well-informed rarely hear

• 60–70% of indoor dust is shed human skin.
• With poor ventilation, dust can disrupt hormones, not just trigger allergies.
• Offices with bad air see up to 30% more sick leave.
• Dust can mix with mold spores and cause serious, unseen respiratory issues.

Sounds made up, but true

• A single office houseplant can trap as much dust as a whole bookshelf.
• Because of chemical residues, at least one plastic additive can be found in almost everyone’s blood.
• CO₂ can build up to troubling levels within hours in poorly ventilated rooms.
• Dust doesn’t only reach the lungs – particles can access the brain via the olfactory nerve.