What is the dark, sticky substance that forms when tobacco is burned?

1. carbon monoxide
2.nicotine
3.stimulants
4.tar

If gloves become heavily soiled and additional patient care tasks must be performed on that patient, what should you do? a. no action is necessary as it's the same patient b. change gloves c. double glove d. wash the gloves

Based on the chart, what are the three most effective methods to protect against pregnancy?

How can people get cancer? what types of cancer are there? plz i’ll mark u brainliest