The phrase "a drain which" is correct and usable in written English.
It can be used when referring to a specific type of drain and providing additional information about it.
Example: "The plumber examined a drain which was clogged with debris."
Alternatives: "a drain that" or "a drain which is".
"It was a flash flood in a small drain which passes through the middle of the I.T.B.P. battalion headquarters," in northern Sikkim, said Deepak Kumar Pandey, spokesman for the Indo-Tibetan Border Police.
A major determinant for successful cyst resolution is the insertion of multiple endoprostheses and/or placement of a nasocystic drain, which require repeated entries of a catheter into the pseudocyst to reintroduce the guidewire.
Emergency responders found a half-mile slick in the ocean and traced the origin to a ruptured onshore pipeline spewing oil into a rainwater drain which ran to the ocean.
In most African countries part of the problem is a talent drain which means players leave for Europe as teenagers.
These wastes are disposed into the storm water drain in the IPROM; from there, the effluent waste flows into a bigger drain which runs along the periphery of the campus.
The wound was closed over a suction drain, which was removed on the second postoperative day.
The wound was closed over a suction drain, which was removed after 24 hours.
Closure of the wound was performed in layers with the routine use of a suction drain which was removed within 24 hours.
Bisecting it is an open drain, which gushes torrentially, flushing away the detritus of the previous day.From the stink of this, it includes a lot of human excrement which tiny naked children, squatting with their backsides jutting over the torrent, are busy adding to.
