"Those are from burnt spoons," she explains.
"Addicts use these as tables while they shoot up. There could be residue from heroin/meth whatever, and other harmful bodily fluids.
"If someone doesn't care about themselves, I can promise you, they aren't thinking about your kids. Be cautious."
She then asks parents to share the post to "reach as many parents/guardians/babysitters as possible”.
"It could mean the difference between life or death/serious life threatening injury, for a lot of innocent children & unsuspecting parents."
The post has been shared over 130,000 times and received hundreds of comments.
"Thanks for sharing," writes one mum. "I would have never known. My kiddos are too big for those now, though. But I shared to inform other people. Thanks girl!"
"One of the many reasons I always carry Clorox wipes with me," says another mum. "But honestly I always go to my vehicle and change my twins.
"I only go to the bathroom anymore when I have to change them right away and going to my vehicle isn’t convenient at the time. You just never know what or who you’ll encounter these days."