Efforts are being focused on investigating the extent to which consumers are exposed to chemicals analysing where the particularly problematic substances are found and informing consumers purchasers and the retail sector about the findings

Can you repeat this sentence, but add in punctuation?
Efforts are being focused on investigating the extent to which consumers are exposed to chemicals, analysing where the particularly problematic substances are found, and informing consumers, purchasers, and the retail sector about the findings.
input: Pittsburgh is a major port city on the Ohio River which is the financial and commercial center of America founded in 1761
fixed: Pittsburgh is a major port city on the Ohio River, which is the financial and commercial center of America founded in 1761.
input ---- Additional information with battery indicator light rubber wheels
output ---- Additional information with battery indicator light. rubber wheels
Add punctuation: Se Annies Garden online film
A: Se Annie's Garden online film.
QUESTION: Fix punctuation: It also supports restoration of other file types such as Word documents Excel files ZIP file PPT files and many more on Windows PC Apart from system hard drive you can even undelete or unerase various files from USB drives external hard drives flash memory cards and other storage devices on Windows OS The application is compatible with Windows 8 Windows 7 Windows Vista Windows XP Windows Server 2003 and 2008 operating systems
ANS: It also supports restoration of other file types such as Word documents, Excel files, ZIP file, PPT files and many more on Windows PC. Apart from system hard drive, you can even undelete or unerase various files from USB drives, external hard drives, flash memory cards and other storage devices on Windows OS. The application is compatible with Windows 8, Windows 7, Windows Vista, Windows XP, Windows Server 2003 and 2008 operating systems.
input ---- Bandwidth Hero is a free extension for Chrome and Firefox that compresses images before they are sent to the browser that requested them
output ----
Bandwidth Hero is a free extension for Chrome and Firefox that compresses images before they are sent to the browser that requested them.