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Showing posts from November, 2008

Yuk bikin sendiri penyaring air untuk rumahan

Kebutuhan akan air bersih di daerah pedesaan dan perumahan pinggiran kota untuk air minum, memasak , mencuci dan sebagiannya harus diperhatikan. Cara penjernihan air perlu diketahui karena semakin banyak sumber air yang tercemar limbah rumah tangga maupun limbah industri.

Baca juga: Tips memiliki rumah dengan cara KPR

Cara penjernihan air baik secara alami maupun kimiawi akan diuraikan dalam bab ini. Cara-cara yang disajikan dapat digunakan di desa karena bahan dan alatnya mudah didapat. Bahan-bahannya anatara lain batu, pasir, kerikil, arang tempurung kelapa, arang sekam padi, tanah liat, ijuk, kaporit, kapur, tawas, biji kelor dan lain-lain.

BAHAN
1. 10 (sepuluh) kg arang
2. 10 (sepuluh) kg ijuk
3. pasir beton halus
4. batu kerikil
5. 2 (dua) buah kran 1 inci
6. batu dengan garis tengah 2-3 cm

PERALATAN
1. 1 (satu) buah bak penampungan
2. 1 (satu) buah drum bekas

PEMBUATAN
1. Sediakan sebuah bak atau kolam dengan kedalaman 1 meter sebagai bak penampungan.
2. Buat bak penyaringan dar…

From Indonesia to Obama

Barack Hussein Obama was elected the 44th president of the United States on Tuesday, sweeping away the last racial barrier in American politics with ease as the country chose him as its first black chief executive.
The election of Mr. Obama amounted to a national catharsis — a repudiation of a historically unpopular Republican president and his economic and foreign policies, and an embrace of Mr. Obama’s call for a change in the direction and the tone of the country.

But it was just as much a strikingly symbolic moment in the evolution of the nation’s fraught racial history, a breakthrough that would have seemed unthinkable just two years ago.

Mr. Obama, 47, a first-term senator from Illinois, defeated Senator John McCain of Arizona, 72, a former prisoner of war who was making his second bid for the presidency.

To the very end, Mr. McCain’s campaign was eclipsed by an opponent who was nothing short of a phenomenon, drawing huge crowds epitomized by the tens of thousands of people who turn…