Cramer's Lightning Round: SLB is a sell.

• Jim Cramer is once again answering callers' stock questions at a rapid pace, as indicated by the ringing of the lightning round bell on "Mad Money."

I believe it's acceptable, but it's quite low and deserves further examination.

Airline stocks are not performing well, and I don't have any reasons to invest in them.

Home Depot has had a very big run and I like it.

I believe you should purchase some SLB since they're doing well.

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