GHS precautionary statement
P210: Keep away from heat, hot surface, sparks, open flames and other ignition sources. No smoking
- P210
- Prevention
P210 says: “Keep away from heat, hot surface, sparks, open flames and other ignition sources. No smoking”. It is a prevention statement. P200 series: actions to take before and during use to prevent or minimise harm, such as avoiding ignition sources, using ventilation and wearing protective equipment.
About the prevention group
P200 series: actions to take before and during use to prevent or minimise harm, such as avoiding ignition sources, using ventilation and wearing protective equipment. See all precautionary statements for the full list.
Hazards that call for P210
The GHS data recommends P210 for these hazard statements.
| Code | Statement | Hazard class and category | Signal word |
|---|---|---|---|
| H201 | Explosive; mass explosion hazard Deleted | Explosives — Div 1.1 | Danger |
| H202 | Explosive; severe projection hazard Deleted | Explosives — Div 1.2 | Danger |
| H203 | Explosive; fire, blast or projection hazard Deleted | Explosives — Div 1.3 | Danger |
| H204 | Fire or projection hazard | Explosives — Category 2B Explosives — Category 2C | Warning |
| H205 | May mass explode in fire Deleted | Explosives — Div 1.5 | Danger |
| H206 | Fire, blast or projection hazard; increased risk of explosion if desensitizing agent is reduced | Desensitized explosives — Category 1 | Danger |
| H207 | Fire or projection hazard; increased risk of explosion if desensitizing agent is reduced | Desensitized explosives — Category 2 Desensitized explosives — Category 3 | Danger |
| H208 | Fire hazard; increased risk of explosion if desensitizing agent is reduced | Desensitized explosives — Category 4 | Warning |
| H209 | Explosive | Explosives — Category 1 Explosives — Category 2A | Danger |
| H210 | Very sensitive | Explosives — Category 1 | Danger |
| H211 | Maybe sensitive | Explosives — Category 1 | Danger |
| H220 | Extremely flammable gas | Flammable gases — 1A: Flammable gas, Pyrophoric gas, Chemically unstable gas A,B | Danger |
| H221 | Flammable gas | Flammable gases — 1B Flammable gases — Category 2 | Danger |
| H222 | Extremely flammable aerosol | Aerosols — Category 1 | Danger |
| H223 | Flammable aerosol | Aerosols — Category 2 | Warning |
| H224 | Extremely flammable liquid and vapor | Flammable liquids — Category 1 | Danger |
| H225 | Highly Flammable liquid and vapor | Flammable liquids — Category 2 | Danger |
| H226 | Flammable liquid and vapor | Flammable liquids — Category 3 | Warning |
| H227 | Combustible liquid | Flammable liquids — Category 4 | Warning |
| H228 | Flammable solid | Flammable solids — Category 1 Flammable solids — Category 2 | Danger |
| H229 | Pressurized container: may burst if heated | Aerosols — Category 1 Aerosols — Category 2 Aerosols — Category 3 | Danger |
| H230 | May react explosively even in the absence of air | Flammable gases — 1A, Chemically unstable gas A | Danger |
| H231 | May react explosively even in the absence of air at elevated pressure and/or temperature | Flammable gases — 1A, Chemically unstable gas B | Danger |
| H232 | May ignite spontaneously if exposed to air | Flammable gases — 1A, Pyrophoric gas | Danger |
| H240 | Heating may cause an explosion | Self-reactive substances and mixtures; Organic peroxides — Type A | Danger |
| H241 | Heating may cause a fire or explosion | Self-reactive substances and mixtures; Organic peroxides — Type B | Danger |
| H242 | Heating may cause a fire | Self-reactive substances and mixtures; Organic peroxides — Type C, D Self-reactive substances and mixtures; Organic peroxides — Type E, F | Danger |
| H250 | Catches fire spontaneously if exposed to air | Pyrophoric liquids — Category 1 Pyrophoric solids — Category 1 | Danger |
| H271 | May cause fire or explosion; strong Oxidizer | Oxidizing liquids; Oxidizing solids — Category 1 | Danger |
| H272 | May intensify fire; oxidizer | Oxidizing liquids; Oxidizing solids — Category 2 Oxidizing liquids; Oxidizing solids — Category 3 | Danger |
| H282 | Extremely flammable chemical under pressure: may explode if heated | Chemicals under pressure — Category 1 | Danger |
| H283 | Flammable chemical under pressure: may explode if heated | Chemicals under pressure — Category 2 | Warning |
| H284 | Chemical under pressure: may explode if heated | Chemicals under pressure — Category 3 | Warning |
Chemicals using P210
52 chemicals in our database. Classification comes from each chemical's primary GHS source, so a supplier's SDS may differ.
P210 frequently asked questions
What does P210 mean?
P210 says: "Keep away from heat, hot surface, sparks, open flames and other ignition sources. No smoking". It is a prevention precautionary statement in the Prevention (P200 series).
Which hazards call for P210?
In the GHS data, P210 is recommended for hazard statements H201, H202, H203, H204, H205, H206, H207, H208, H209, H210, H211, H220, H221, H222, H223, H224, H225, H226, H227, H228, H229, H230, H231, H232, H240, H241, H242, H250, H271, H272, H282, H283, H284.
What type of statement is P210?
P210 is in the Prevention (P200 series). P200 series: actions to take before and during use to prevent or minimise harm, such as avoiding ignition sources, using ventilation and wearing protective equipment.
Precautionary statements are general recommendations. Follow the specific instructions on your product's label and safety data sheet.
https://pubchem.ncbi.nlm.nih.gov/ghs/ghscode_10.txt (UN GHS Revision 10, retrieved 2026-10-12)