Yes, it turns red in acidic solutions and dark blue in basic solutions.
it is a natural indicator
The liquid damage indicator (LDI) - or as most people know it, the water damage indicator, on a Blackberry Curve is a small tab inside the battery compartment. All BlackBerry smartphones and batteries have at least one water damage indicator that can indicate even a small amount of liquid damage to a BlackBerry smartphone or battery. The location of the LDI can vary, depending on the BlackBerry smartphone or battery. However, on the Blackberry Curve it is possible to see it if the back of the phone is taken off. If there has been no damage then the color will be white. Any moisture that has entered the phone will cause it to turn red.
red cabbage is the natural pigment that can act as an indicator.
litmus is a natural indicator because it is obtained from a natural source e.g. lichens mainly roccella tinctoria.it is not synthesized in the laboratory.
yes
cabbage juice is a natural pH indicator
with some poo
Tea is a natural indicator because it shows the pH of something on a scale however it is very basic as you will not get a full colour range.
The natural indicators are blackberry and many other bright-coloured flowers make good natural indicators
natural indicators can be used to detect whether a given substance is an acid or base.It can be easily available in our homes too. And you can prepare it too.They do not have harmful affects .so they should be used instead of chemical indicator which may some time be harmful.
i think that's a camcorder type of thing.
An artificial indicator is one that is chemically made and you cannot create from Natural Resources e.g. cabbage juice