hardens

Super pendantic, but the title is 'hardens' not 'makes hard'.

The water used to mix cement doesn't evaporate, that is cement doesn't dry, it sets or hardens.

So, just hardens against passive eavesdropping (and only by upgrading to the latest standard, not by any specially devised method).

It melts at a lower temperature, and melts/hardens all at once, making it dramatically easier to avoid bad solder joints.

This hardens your messages against passive eavesdropping of the wireless signal, but not a targeted attack with a bogus tower, right?

It trains your mind to think in terms of raw abstractions in a way that hardens you and makes programming easy.

Over the following year the culm hardens still further shedding its juvenile sheaths and commencing its life as a fully mature culm.

Then it cools and hardens quickly so you don't have to wait a long time before moving on to the next piece.

When it hardens it become brittle and can crack from stress and vibration.

It hardens the views of those who remain and creates a uniting cause.

The carousel rotates to extrude these ingredients into the thermoelectric cup that rapidly cools and hardens the chocolate, making it ready for consumption.

Some baking soda, and it hardens for me to see and feel it.

The binder is a chemical known as "Portland Cement"; it hardens when it combines chemically with water.

"Charity degrades those who receive it and hardens those who dispense it.” Self reliance, while not always possible, is always better as it empowers the individual and the state.

So there's two paths from here: Either this is the experience that hardens you and makes you stop thinking "oh shit, I just lost two months' salary in six hours" (this happens all the time when you have a significant amount invested in a volatile asset), or you realize that things won't change and you can't live with the risk of losing your investment.