Standard cardboard dust is not hazardous to your health unless sufficient quantities become airborne when an ignition source is present, so you get a fire or deflagration.
Cardboard dust can be irritating and cause you to sneeze. If it is old and has been wetted, it could be carrying mold, which you may be sensitive to.
HEalth
If you mean application, inhalling any kind of power or dust can be hazardous to your respiratory health.
Nail files are cardboard strips coated with diamond dust.
COSHH (Control of Substances Hazardous to Health) applies to substances that are hazardous to health, including chemicals, fumes, dust, and biological agents. It requires employers to control the exposure of employees to these substances to prevent ill-health or injury. COSHH regulations are in place to protect workers in various industries where hazardous substances are present.
paper, plastic cardboard
You use cardboard and diamond dust.
Nail File
Yes, mercury is very hazardous to health when touched, inhaled, or eaten.
True. Not all solid wastes are hazardous. Solid wastes can include items like paper, plastic, glass, and food scraps that may not pose a significant risk to human health or the environment.
Control of Substances Hazardous to Health.
No
Breathing the dust may be hazardous to your long-term health, so please use a dust mask. Accidentally sanding your skin can draw blood, and subsequently become infected if you do not keep the wound covered.