Stylist in gloves and a face mask sectioning a client's hair at a salon station
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Salon & Personal Care

Color, chemical treatments and nail work, done on your feet for most of the day with arms raised.

Formaldehyde released by some hair-smoothing treatments is the lead chemical hazard, alongside dyes, nail products and disinfectants that irritate and sensitize the skin and airways. This guide also covers the standing, overhead reach and fine hand work that load the legs, shoulders and wrists over a career.

Lead hazard Formaldehyde from smoothing treatmentsHazards covered 3
The risk profile

Some keratin and hair-smoothing products release formaldehyde gas when heated with a blow dryer or flat iron, exposing the stylist and the client. OSHA air sampling has found formaldehyde above its limits in salons using products labeled “formaldehyde free,” and labels may list it as methylene glycol, formalin or another name. The most effective control is a product that contains and releases none. Where one stays in use, OSHA's formaldehyde standard (29 CFR 1910.1048) applies in the US, with air monitoring, ventilation where the product is mixed and applied, and lower heat settings on dryers and irons. Hair color, bleach, nail products and disinfectants add skin and airway irritation and allergic sensitization.

The physical load builds over years. Stylists stand for most of the shift, often on hard floors, with the arms raised to cut and style and the hands gripping shears and repeating fine motions, which leads to leg and foot fatigue, shoulder strain, and hand and wrist disorders. Hydraulic chairs and stations set to the task, balanced low-force shears and anti-fatigue matting at the chair reduce that load, and scheduling that mixes longer and shorter services gives time to recover.

0.75 ppm
OSHA (US federal) permissible exposure limit for formaldehyde, 8-hour time-weighted average
OSHA 29 CFR 1910.1048(c)(1)
2 ppm
OSHA (US federal) short-term exposure limit for formaldehyde, 15 minutes
OSHA 29 CFR 1910.1048(c)(2)
Hazards and controls

The main hazards and the controls that reduce them

Work down the hierarchy of controls: remove or substitute the hazard where you can, then use engineering and administrative controls. PPE is the last line of defense, not a substitute for the controls above it.

Lead hazard
High

Formaldehyde from smoothing treatments

Some keratin and hair-smoothing products release formaldehyde gas when heated with a dryer or iron, exposing the stylist and client. Formaldehyde irritates the eyes, nose and airways, can cause skin and respiratory allergies, and is a cancer hazard.

Controls, in order
  • Use products whose label and safety data sheet list no formaldehyde, methylene glycol or formalin
  • Provide local exhaust ventilation where products are mixed and applied
  • Use the lowest practical heat setting on blow dryers and flat irons
  • Monitor air levels where formaldehyde-releasing products are used, as OSHA's standard requires in the US
  • Provide gloves, splash goggles and eyewash, plus respirators where limits can be exceeded
Moderate

Hair dye, solvent, and disinfectant exposure

Hair color, bleach, developers, nail products and disinfectants contact the skin and airway many times a day. Irritant and allergic dermatitis and airway irritation are the usual effects.

Controls, in order
  • Substitute lower-hazard and low-odor products where they do the job
  • Ventilate color-mixing areas and nail stations
  • Keep containers closed and dispose of chemical waste as the label directs
  • Keep a safety data sheet for every product and train staff on each one
  • Provide nitrile or other suitable gloves and change them between clients
High

Standing, overhead reach, and hand strain

Stylists stand all day with arms raised to cut and style, gripping shears and repeating fine motions. Lower-limb fatigue, shoulder strain, and hand and wrist disorders accumulate over a career.

Controls, in order
  • Adjust chair and station height to reduce overhead reach
  • Provide anti-fatigue matting at the chair
  • Select balanced, low-force shears and tools
  • Schedule to vary tasks and allow recovery between clients
  • Train neutral posture and grip technique
Core protocols

The core safety programs for this work

01

Formaldehyde and chemical control

Products that contain or release formaldehyde are replaced where possible. Where one stays in use, it is applied with local exhaust ventilation and lower heat settings, and air levels are measured against the applicable limit. Color, solvent and disinfectant exposure is controlled with ventilation, closed containers, gloves and training on each product's safety data sheet.

02

Station ergonomics

Adjustable chairs and stations, balanced tools and anti-fatigue matting reduce the standing, reaching and gripping load, and scheduling that mixes longer and shorter services allows recovery between clients.

03

Skin protection and hygiene

Gloves changed between clients, careful hand washing and drying, and moisturizer reduce irritant and allergic dermatitis. Allergic sensitization is usually permanent, so once it develops the stylist has to avoid that ingredient.

Relevant standards and references — United States
Switch jurisdiction in the nav to see Canadian standards
29 CFR 1910.1048FormaldehydeOSHA
29 CFR 1910.1200Hazard CommunicationOSHA
29 CFR 1910.134Respiratory ProtectionOSHA
29 CFR 1910.132Personal Protective Equipment, GeneralOSHA
ACGIH TLVThreshold Limit Values for Chemical Substances (advisory)ACGIH
29 CFR 1910 Subpart DWalking-Working SurfacesOSHA

OSHA standards shown are federal; states with their own OSHA-approved plans can set different or stricter requirements. Consensus standards and NIOSH guidance are recommendations unless a regulation adopts them. Confirm the rules that apply to your site.