Later models like the TI-2550 or Exactra line used a structured surface and the ink is more durable. Some calculators like the SR-50 got the date code printed on hidden places like the internal plastic frame below the battery pack.
Torquay is the 'Surfing Capital of Australia'. Torquay Beach was the site of the first malibu board demonstration in Australia, back in 1956. Today Torquay is more important for being the closest town to the famous Bells Beach, and the stepping-off point for a number of surfing locations along the Great Ocean Road.trapper Surf Shop is based out of Torquay on the Surf coast in Victoria, Australia with Bells Beach and Winkipop surf breaks just down the road. Its roots stemming from the fledgling Torquay Surf Industry.
Torsades de pointes is a specific form of polymorphic VT in patients with a long QT interval. It is characterized by rapid, irregular QRS complexes, which appear to be twisting around the ECG baseline. This arrhythmia may cease spontaneously or degenerate into ventricular fibrillation. It causes significant hemodynamic compromise and often death.