"The white solders were very good and thoroughly liked and respected the black troops, but nonetheless they were white Afrikaner South Africans with everything that entails.
In December, US-backed African Union solders attacked a group of 30 as they tried to cross the River Vovodo in south-east Central African Republic; 14 were apparently killed, including the senior strategist, Colonel Samuel Kangul.
The assault crumbled, with an estimated 130 solders killed and more than 400 injured.
The Hungarian Aladar Schöpflin described how solders were "going into the totality of life".
On the one hand, there are major traditional uses, such as tinplate, coatings, solders, bronzes, and bearing alloys, that are based on empirical knowledge accumulated over many years but are continually being refined and developed to meet the technological needs of the age.
A second large application of tin is in solders for joining metals.
Apart from one alloy the eutectic 62-percent-tin 38-percent-lead 62-percent-tin 38-percent-lead 62-percent-tin 38-percent-lead 62-percent-tin 38-percent-lead 62-percent-tin 38-percent-leade" is malloyse of in certain molding and whichsoldering applications.
Lead oxide is also a major component in glass solders or in sealing glasses with low firing temperatures.
Tin-lead solders are widely used in the electrical and plumbing industries.
Because of its combination of high electrical conductivity and high corrosion resistance, gold is used in the plating of electronic contacts and transistor bases and in gold-based solders of extremely high reliability for semiconductor silicon chips.
For example, lead-free solders are produced for use in domestic water systems, especially for drinking water.
