Smelting Iron in Africa (A DEMONSTRATION)

从铁矿到铁锄 非洲炼铁技术 克里斯托弗·罗伊 录像: 雅各布·巴莫苟 阿卜杜拉耶·巴莫苟 文本: 让-巴蒂斯特·坚提加教授 瓦加杜古大学 组织者: 雅各布·巴莫苟 剪辑/制片/解说: 克里斯托弗·罗伊 简体中文字幕: 孟杨 2005年5月 布基纳法索的巴莫苟铁匠家族的一群长老 集合起来炼铁 这是60多年来的头一回 这些人年轻时曾目睹炼铁过程 最年长的几位还亲自动手炼过铁 将他们组织起来并提供支持的 是一位很年轻的家族成员雅各布·巴莫苟 他在侄子阿卜杜拉耶的帮助下拍摄了本片 这次冶炼在布基纳法索北部的达布罗村进行 村子在卡亚市以北, 萨赫勒地带边沿 布基纳法索是加纳北边的一个内陆小国 西北毗邻马里, 东北毗邻尼日尔 (烧制木炭) 非洲人制造铁器已有远超2000年的历史 高品质碳钢的大量生产 使非洲人得以制造有力的作战武器 以及高效的农具 若没有铁器技术 农业和发达文明就不可能在非洲传播开 到了20世纪初 第一批法国殖民抵达布基纳法索 当时称为上沃尔特 他们发现这里有兴旺的炼铁业 每年生产数吨高品质金属 过了几十年 法国人开始将卡车和汽车 开上他们强迫被统治者修建的公路 自从第一辆法国汽车高速撞上 公路旁的一棵大楝树 炼铁业就消亡了 因为铁匠能找到便宜又充足的优质金属来源 锻造还在继续, 但冶炼终止了 60年代以来, 商人从中国和日本大批进口 廉价的批量生产的铁 几乎已50年非洲到处都没有人用矿石炼铁了 […]

Mirafit 1″ Cast Iron Tri Grip Weights

Mirafit Mirafit Cast Iron 1″ Tri Grip Weights. Solid cast iron construction. Weights range from 1.5kg to 25kg. Tri grip design makes them hassle free. Suitable for all 1″ weight bars. Use on a bar or individually. Mirafit Cast Iron 1″ Trui Grip Weights. Available at mirafit.co.uk Mirafit

IRON is the range of high-resistance cast iron gearboxes. Helical inline, bevel, parallel gearboxes

The possibility to work in new industries represents excellent progress for us. With the Iron range, we had additions to our portfolio that is now even more complete. Iron is a range of high-resistance cast iron gearboxes designed for use in complex, continuous cycle systems where the correct operation in any condition must be guaranteed. […]

Heat treatment practices for cast iron & non-ferrous metals & alloys

welcome to the lecture on heat treatment of castings in this lecture we will discuss about heat treatment of cast iron and non ferrous metals and alloys so we have discussed about the different kinds of cast iron and when we cast the varieties of cast iron we need to go for the different kinds […]

How To Season Cast Iron Bacon Press

How To Season Cast Iron Bacon Press how to season cast iron without an oven cast iron bacon grill press by Norpro hi it’s AlaskaGranny I have a new cast iron bacon press grill press by Norpro you can also use it to press burgers hot dogs sausages sandwiches quesadillas there are lots of things […]

The way Hansae use the elements in periodic table to their products

In 1789, Antoine Lavoisier published a list of 33 chemical elements, grouping them into gases, metals, nonmetals, and earths 28 November 2016 the periodic table has 118 confirmed elements, from element 1 (hydrogen) to 118(oganesson) Periodic trends are specific patterns that are present in the periodic table that illustrate different aspects of a certain element, […]

Cast Iron Pan Seared Steak ~ How To Sear A Steak ~ Cast Iron Cooking ~ Noreen’s Kitchen

Hi everyone welcome back to my kitchen and today I have a kitchen basic for you I’m gonna share with you. The best way. I know how to pan sear a steak Because is too cold to fire of the barbecue where I live, so let’s go see how this all comes together Today I’m […]

Stainless vs Cast Iron for Steak 무쇠팬 vs 스테인레스 스테이크편

Stainless VS Cast Iron, Which pan should I use for steaks? I am going to cook the same exact steak for 2 minutes on each side on two different pans. No other ingredients used but just salt and pepper Season with salt and pepper Ready to go ! Added oil to a hot cast iron […]

I is for Ironwork

§ (male speaker) I is for ironwork. There’s probably no other American city that has the concentration of historic, forged, architectural ironwork that Charleston, South Carolina, does. § In modern times, probably the best known smith working in Charleston was Mr. Philip Simmons. He began his career as a general blacksmith. (Simmons) I became an […]