Yes. Water will drain through the gravel and most likely keep it in place. I'd probably mix the gravel with paver base this way the smaller paver base will fill gaps between the gravel and make it more stable.
yes, pudding shouldn't hurt your drain at all.
It can put out too many volts and destroy the battery but not drain it. The alternator should put out between 13.5 to 16 volts.
Septic tanks may be installed at any depth in the soil. The main factors that determine the depth of the tank are sewer line depth, and the site conditions. It is ok to put gravel or dirt over your septic tank. If you have six or more inches of dirt you can grow grass as well.Putting gravel or dirt over the septic tank will not harm the drain field.
Yes.
Hire a plumber.
Yes you can .
Dont crank it... Drain it out and put gas in it.
One way to open a slow kitchen drain is by using a plunger on the drain. If the drain is still slow put some baking soda and vinegar in the drain to loosen any debris that remain in the drain.
Drain your oil immediately
Yes
drain it