Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2021 Jun 19;13(6):2092. doi: 10.3390/nu13062092

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

PMC Copyright notice

Schematic diagram of various sensor layouts for each smart container category, namely (a) inertial [120,121,122,123,124], (b) load and pressure [125], (c) capacitive [126], (d) conductive [127], (e) Wi-Fi [128], (f) vibration [129], (g) acoustic [130], (h) and other level sensor [131].