rear view of service and refuelling truck on an airport with hazardous to aquatic environment warning sign.

acute airport aquatic attention aviation background biohazard black caution chronic concept contaminated contamination corrosive danger dangerous deadly ecology ecotoxic emergency environment environmental fish hazard hazardous hazards hazmat health icon information label lethal liquid materials medical nature nobody object orange pictogram placards plane rear refuelling risk safety security service shipping sign symbol truck view warn warning waste water white with yellow