PPE stands for personal protective equipment and an article on how to use work clothes as a deduction is here: https://turbotax.intuit.com/tax-tools/tax-tips/Tax-Deductions-and-Credits/How-to-Use-Work-Clothes-As...
If you had to pay for personal protective equipment out of you pocket, then you may deduct them as job-related expenses.
1. Select "Federal Taxes" at the top of the page
2. Select the "Deductions & Credits" sub-tab
3. Scroll down to "Employment Expenses" and select "Show More"
4. Select "Start" next to "Job-Related Expenses"
5. Enter your occupation
6. When you get to the screen titled "Job-Related Expenses" you can enter the description and amount of your PPE
More about employee business expenses are here on the IRS site: https://www.irs.gov/uac/employee-business-expenses-1