Some other indications that the shipment may be require hazmat precautions include all of the following EXCEPT:

Other clues suggesting hazardous materials include:
- What business the shipper is in (e.g., paint dealer, chemical supply, scientific supply house, pest control or agricultural supplier, explosives, munitions or fireworks dealer).
- Tanks with diamond labels or placards on the premises.
- Type of package being shipped. Cylinders and drums often are used for hazardous materials shipments.
- Hazard class label, proper shipping name, or ID number on a package.
- Handling precautions noted.