Use a large trash can, with no leaks, to rinse off grids. Try to keep the dirty water flowing into the can and not on the ground. Let the water sit for some time and pour off the clear water at the top. It takes a couple of days if left in the sun. Soon you will have the solids DE at the bottom, which can be dumped in the trash. It's not as much work as it sounds and better for the environment. Some dirty water will escape but only a fraction if just dumped into the street.
shock pool its the only way to kill everything in water
The best way to dispose of a cartridge is to recycle it, if you are not able to get a refill for it. You will take it to any recycling facility to dispose of it.
The safest way to dispose of legal drugs is to take them to the police department or flush them in the toilet.
eat them
The best way to disspose of it is to throw it in the trash in an oder proof bag.
with a hand vacuum you would be best of vacuuming it to waste in order to get rid of it Al rather then stopping it with the filter and then backwashing.
If your state allows it, you can "hot drain" your used oil filter. After doing this, you can dump some sawdust in the filter (optional) to absorb any residual oil, wrap it in a plastic bag, and put it in your trash. The waste oil can then be taken to a commercial garage for recycling.
To properly dispose of checks, shred them to prevent identity theft and fraud. You can also contact your bank for guidance on the best way to dispose of old checks securely.
The best ways to dispose of asbestos are dry stripping, hot stripping, high pressure water removal and controlled wet stripping. Asbestos should be removed by the professionals.
The best thing to do with old pictures is to hang on to them. If you do not want to you can throw them out with regular trash.
In the UK, the best way to dispose of old, broken lavatory faucets would be to take them to your nearest waste centre. They would be able to tell you the parts that can be recycled or reused, or those which, sadly, are destined for landfill.
They make for good compost - as long as you put them deep into existing compost.