People that would be perfect life partners because of real life chemistry often never talk to each other on dating sites because of this or that. (singleroots.com)
Tell them you'd like to find out if you have real life chemistry as soon as possible, rather than wasting each other's time. (uniformdating.com)
The basic aim of joining an online dating site is to narrow down the profiles where there is potential for real life chemistry. (articlesfactory.com)