Answer:
Formaldehyde or gluteraldehyde.
Step-by-step explanation:
- Some equipment can't be sterilized by physical methods like autoclave because of their safety and sensitivity.
- Gluteraldehyde and formaldyhyde are used as sterilizing agents and provide long immersion time. These are used to sterilize surgical instruments.
- Gluteraldehyde have a short shelf life and expensive while formaldehyde have long shelf life and comparatively inexpensive.
- Both of these are toxic by inhalation or touch.