All the services and structures that a society needs to run smoothly, for example roads, railways and canals, public transport, water supply and sewerage, power supply and telecommunications.
Where you see this symbol you can submit a question and we will add the answer to our pool of Frequently Asked Questions for the benefit of other users. Whilst using the website if you come across a term or word you do not understand, then you can submit it to our glossary and we will provide an explanation, which again will help other users. We try to use plain language where possible and your feedback will help. Thank you.