A collection of featured documents from our library that are popular among our users or otherwise noteworthy.
Office machines and data processing equipment - Keyboard layouts for numeric applications
Adding machines - Layout of function keyboard
Essential oils (containing tertiary alcohols) -- Estimation of free alcohols content by determination of ester value after acetylation
Ships and marine technology - Clear openings for external single-leaf doors
Ships and marine technology - Vertical steel ladders
Threaded fasteners - Axial load fatigue testing - Test methods and evaluation of results
Textiles -- Woven fabrics -- Determination of mass per unit length and mass per unit area
Information processing - General purpose reels with 8 mm (5/16 in) centre hole for magnetic tape for interchange instrumentation applications
Road vehicles - Hydraulic pressure test connection for braking equipment
Gas cylinders - Acetylene cylinders - Basic requirements and type testing
Road vehicles - Unscreened high-voltage ignition cables - General specifications, test methods and requirements
Oil of lime (cold pressed), Mexican type (Citrus aurantifolia (Christm.) Swingle), obtained by mechanical means
Floor tiles of agglomerated cork -- Methods of test
Zinc and zinc alloys - Part 1: Analysis of solid samples by optical emission spectrometry
Zinc and zinc alloys - Part 2: Analysis by inductively coupled plasma optical emission spectrometry
Laboratory glassware - Beakers
Cinematography -- Sprockets for 8 mm Type S motion-picture film -- Dimensions and design
Chain of custody of wood and wood-based products
Gas welding equipment - Rubber hoses for welding, cutting and allied processes
Acoustics -- Laboratory tests on noise emission from appliances and equipment used in water supply installations -- Part 1: Method of measurement
Acoustics - Laboratory tests on noise emission from appliances and equipment used in water supply installations - Part 2: Mounting and operating conditions for draw-off taps and mixing valves
Acoustics - Laboratory tests on noise emission from appliances and equipment used in water supply installations - Part 3: Mounting and operating conditions for in-line valves and appliances
Acoustics - Laboratory tests on noise emission from appliances and equipment used in water supply installations - Part 4: Mounting and operating conditions for special appliances
Plastics collapsible containers for human blood and blood components - Part 2: Graphical symbols for use on labels and instruction leaflets
Plastics collapsible containers for human blood and blood components - Part 3: Blood bag systems with integrated features