It is indeed a transistor, a particular type though (try googling the number on it) and fish type doesn't matter its more that it isn't a full fish.
Hmmm, ok.difficult puzzle, need help and more collaborative efforts..
Limited Mobility?apply some lateral thinking.
all snails and all stairs have this in common
A snail and stairs both have one of these.
not all stairs are spiral and all stairs have this and all snails have one too
Try starting at the bottom
So for the first clue how about this, the two things pictured only have one of these which is why they have it in common. There are many other things that have two or more...
Once you get the first clue the second will come together.
This is a kink and it is two words
Correct! Well done it is FOOT FETISH. As you worked out, a snail does only have one foot and stairs also have a foot.Oh! They have only one foot!
Is it foot fetish?
So first thoughts,
1, looks like fun
2. Could be RECEIVE
3. Looks like ANGLE but that seems way too obvious...
4. ?
5. Has C02 and citric acid I believe but could simply be ATOMS?