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Designing a new product from potato starch – unit plan

Students develop their knowledge to design a disposable product as a sustainable alternative to an existing product. Purpose To consider the issues of increasing plastics use and understand why ...

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Develop a novel taewa product – unit plan

Students investigate opportunities for new products using taewa and develop a prototype taewa product for a specific market. Purpose To understand the attributes and benefits of taewa and the ...

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Harnessing the Sun – unit plan

Long ago, according to the legend of Māui, the Sun was the focus of attention. People wanted more daylight and warmth to get their jobs done. Māui schemed to harness the Sun. Rights: Tim Tripp ...

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Developing a new plant-based protein

We all need protein to live and stay healthy. However, many protein sources are becoming an increasingly expensive way to meet our needs – both economically and environmentally. Innovators are ...

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Potato plates – introduction

Earthpac, previously Potatopak, is an innovative New Zealand company that makes biodegradable products. This introductory article describes why and how Earthpac use waste potato starch to make ...

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Developing Natural Easy Care fabrics

Lightweight, easy care wool fabrics have been made possible by new developments in spinning technology, and they’re meeting consumer demand for more functional fabrics. Discover how Natural Easy ...

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Testing the degradability of potato plates

In this activity, students compare the rate of degradation of disposable plates using three different disposal methods. Purpose To experiment with a range of disposable plates made from different ...

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Promoting potato plates

In this activity, students use their knowledge of potato plates to write a letter promoting their use. Purpose This activity will help students understand product lifecycles and compare the ...

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Sialons – Ian Brown video clips

In this activity, students watch video clips of IRL research scientist Dr Ian Brown talking about sialons and then answer a series of graded questions related to the content. Rights: The ...

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Leaft Foods

New Zealand company Leaft Foods has developed technology to extract rubisco, a high-value protein found in leafy greens. The company is scaling up the technology while developing food products ...

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How Potatopak began

Potatopak has been manufacturing potato plates for eight years. How did it all start? How long did it take?

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Honeycomb structure of potato plates

The molecular size of potato starch makes it ideal to form the structure of the potato plates. How does the starch form the honeycomb structure?

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Temperature – the hot and the cold

This interactive highlights the critical role temperature plays in the world of ceramics. Select a white circle or bar in the thermometer for more information. Go here to view the full transcript ...

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O-Sialon production

This interactive shows the process of creating an advanced ceramic, O-Sialon, in the laboratory. Click on the labels for more information. Select here to view the full transcript and copyright ...

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The electromagnetic spectrum

This interactive looks at the electromagnetic spectrum. To use this interactive, move your mouse or finger over any of the labelled boxes and select to obtain more information. Select here for a ...

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