-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 12/23/06 15:31, John Hasler wrote: > Hugo write: >> And here (Esquipulas, Oaxaca, Mexico) we dig wells by hand and lower the >> concrete casings by hand. These are about 12 meters deep, so they are >> very shallow but an extraordinary amount of work (minimum wage was just >> "raised" to about 6US$ per day).
And people wonder why Mexicans travel across the border... :( > Why? Well drilling is hardly high-tech: it's well over 100 years old. You > should be able to pick up an old cable-drilling rig in Texas for scrap > price. For that matter, you could drive a well to 12 meters. There also > some interesting "low tech" approaches. > Google "drilled well" OR "tubewell". Probably because at US$6/day it's *still* cheaper to dig by hand. - -- Ron Johnson, Jr. Jefferson LA USA Is "common sense" really valid? For example, it is "common sense" to white-power racists that whites are superior to blacks, and that those with brown skins are mud people. However, that "common sense" is obviously wrong. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) iD8DBQFFjainS9HxQb37XmcRAiUZAJ41fI5GG5A6SPxhrGdBNOY6/o6kgwCdF9Ya 33bvao8VKtiFmyAx/zO//lQ= =7dUo -----END PGP SIGNATURE----- -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
