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7 Jun 2010: "$#&%' ()#&, -. /0,12%3--4654 7 819 :;=<>;@?8;ACBEDFHGJILKMONP ILQRKTSUFHVEKW!ILXYZBEVEV[]IL_Sab;@c';@MO;@b;de_I SUFfXgeUBIhiUBEDFGjXBEYkl[nmCWiILoqpUGZBS"rFMFs_ILGZYtouFHY[nm4vwILYJFHGtBILVXyxzHBF_zRFIL_S{v{FHYJILVEVE|UGtr

18 Apr 2017: "#$%& ' ()&%% $ ,%-. / 0 12 ($ 3 & 54 6879%:-;<>=<@? <ACBED&FHGJILKM9NO

24 May 2000: #" $! "%& ')(%#! ,- %#. #/ , #" #" 01 2. The past shows the future wil l be hott er …The figure on the left shows that the remarkableimprovements in aero-engine performance havecome about because the materials designer has beenable to provide the

17 Apr 2017: "#$% &(' ), -,/.0% - -( /1-%#2435#2 67,8&9:8<;>=@?A=@BDC&9E8<FG8&H:89E8<I4J&=@K&LNMOJ&PA==@Q&KDHR8S&8TU8<VW=@XYFZ=N[&. ] Q<P_@LYaMOP_b+[c@d$T4=@B:e&aPAK&f@LHULYg<=(ObOBhLNQibc@d0Vj=(bkLYlPA=@?AMU7mXYP_LNQ&XLZ=@Q&KjVjLYbO=@?A?An&Of@[. o LNB:e&Oc@p@LR7

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19 May 2000: " # # $ % & # ' %(! ) %& ,# ' %(' # # , - ,# ). What is a rope?A rope is a bundle of fibres/threads/wires twistedtogether. So why not just use a thicker single strand?While a single strand should have the same strengthas a rope of the same cross

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11 May 2000: " #"$ # $ #$ % &' ( # ) # ## (! ), -! #( #%. # $&./ "#.#! )%! $# " ,.%. #) 0- $ 0 )# $ ( 1%. 2,3 2,3# 2,3 #-%# 2,3%# 20 &4#! )# ($# # #,3%.5 230 $ 26#0 $$ #&. Cycling HelmetsAs well as protecting from small knocks, a cycle helmet mustprotect against

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11 May 2000: "$#% & ')()" -,. /10 01.2/& " % 0 " -3)4!/1% 5-67& 89:0 & (/;!(& (4-/1-0 % & % )"$, <47/1% , ).<-')(=!, >?)% /1"<0! %. , )7& @. %. /A'<- &!"&! & ((<7&;!1&!/-&! & (#% & ')(-B. Good enough for long enough - just! Many materials are used at or sli