How do you clean ingrained stains from vinly flooring?

dry mop then hand scrub select spots with a combination of water and vinegar. One cup vinegar to one gallon water.

No, Pergo is basically a piece of plastic with a picture of wood on it so if you try to stain it then the graining won't remain plus the stain can damage the protective layer over the image.

For the fresh blood just dip in COLD, COLD water for few hours ( I usually put in a bucket overnight) and in a morning clean as usual. Warm water doesn't work at all and stains stay permanent. Good...

If you have white or milky stains on glass bottles, this is likely to be etching. It is caused by leaching of a portion of the glass from exposure to water other liquids. Most bottle collectors clean...

Since most stains are oil based, proper cleanup would be mineral spirits aka paint thinner. Denatured alcohol will clean latex based paints.