Depends on the mateiral you already have (PVC) Galvanized nippe and brass P trap or rough brass connectiong to the trap and then of course what size of drain basin, KS, Slop Sink
The sink drain is blocked somewhere after the disposal. take apart and clean or renew sink drain.
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Unclog drain that both sinks drain into.
They should not be cleaned in the kitchen sink and YES, it will harden in the drain.
No.
Probably not, depends on where the clog is at and how the dishwasher drain is connected. I wouldn't chance it, but the worst that will happen is the sink will fill with the water from the dishwasher.
Heck no as the sink is higher then the basement drain and water does NOT flow up hill BUT it does seek its own level BUT you can connect a sink drain to a basement drain if you properly trap and vent the line
Plumbing Repair Sink Drain Houston TX
yes.
You don't have to replace the sink when you replace your cabinets. If the sink works, does not leak, and suits your aesthetic, there is no need to replace it.
The overflow is built into the sink, it is not part of the drain. If there is no overflow, you can not add it.
the sewer is where things that you flush or put down the drain go, a drain is the opening is a sink or shower that sends things to the sewer
That's possible but difficult and seemingly unnecessary. Why not just lead it's drain to the garden or to perimeter drain.
It can allow the drain to block easier. Take the trap off the sink drain and remove it
The sink drain is blocked somewhere after the disposal. take apart and clean or renew sink drain.
That would depend on the height of the drain and how deep the sink is. As long as the drain is lower than the bottom of the sink, it should be fine.
If it's a sink drain , best to remove the entire pipe and P trap. I then take outside and hose them out.