NMC 0.0045 Pressure sensitive vinyl flammable/combustible sign has pressure sensitive adhesive backing and is flexible, which allows for mounting on smooth, curved or irregular surfaces. Alert employees to the flammable or combustible nature of chemicals and substances throughout the facility. Indoor/outdoor use. Mounting: yes. Fair chemical resistance. Maximum temperature: 178 degrees F. Measures 4-inches length by 4-inches height. Legend "FLAMMABLE".