Soil liquefaction. Soil liquefaction describes a phenomenon whereby a saturated or partially saturated soil substantially loses strength and stiffness in response to an applied stress, usually earthquake shaking or other sudden change in stress condition, causing it to behave like a liquid.
How to send recurring emails and reminders. With the Boomerang for Gmail extension, you can schedule easy recurring email reminders right from your inbox. Boomerang is my missing piece for Gmail - absolutely the best thing that happened to my inbox in recent months! Schedule recurring emails to: How to send recurring emails.
1 In gmail, you can add a + button to your email address. For example, you can signup for newsletters like JohnDoe+Newsletters@gmail.com if your email address is JohnDoe@gmail.com.  Set all those addresses to forward the mail to your main account so that you do not have to check multiple accounts.